TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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MA/Maintenance9 / 19
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MAINTENANCE — MAINTENANCE OPERATIONS — MK4 Supra Maintenance, page 9
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MA–9 MAINTENANCE – MAINTENANCE OPERATIONS Port A 2JZ-GTE only Compressed Air P12161 • Blow low compressed air (4.71 kPa (48 gf/cm2, 0.68 psi)) into port A and check that air does not flow from the other ports. If operation is not as specified, replace the charcoal canister. 2JZ-GTE Port B Compressed Air P12155 • 2JZ–GTE: Blow low compressed air (4.71 kPa (48 gf/cm2, 0.68 psi)) into port B and check that air does not flow from the other ports. If operation is not as specified, replace the charcoal canister. Port B (2JZ-GTE only) Port A Port C Compressed Air P12162 (d) Clean the filter in the canister. Clean the filter by blowing 294 kPa (3 kgf/cm2, 43 psi) of compressed air into port C while holding port A and B (2JZ–GTE only) closed. NOTICE: • Do not attempt to wash the canister. • No activated carbon should come out. (e) Reinstall the charcoal canister. 9. REPLACE GASKET IN FUEL TANK CAP Gasket N08009 (a) Remove the old gasket from the tank cap. Do not damage the cap. (b) Install a new gasket by hand. (c) Check the cap for damage or cracks. (d) Install the cap and check the torque limiter. 10. INSPECT FUEL LINES AND CONNECTIONS Visually check the fuel lines for cracks, leakage, loose connections, deformation or tank band looseness. 11. INSPECT EXHAUST PIPES AND MOUNTINGS Visually check the pipes, hangers and connections for severe corrosion, leaks or damage. 12. ADJUST VALVE CLEARANCE (See valve clearance inspection and adjustment in Engine Mechanical) Valve clearance (Cold): Intake 0.15–0.25 mm (0.006–0.010 in.) Exhaust 0.25–0.35 mm (0.010–0.014 in.)